66642653

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{27919}}^1$

素因数の和:27968

約数の個数: 16

約数和(自身を含む): 85770240

約数和(自身を除く): 19127587

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 27919, 195433, 307109, 865489, 2149763, 6058423, 9520379, 66642653]

約数ペア:

[(1, 66642653), (7, 9520379), (11, 6058423), (31, 2149763), (77, 865489), (217, 307109), (341, 195433), (2387, 27919)]